Package org.apache.myfaces.tobago.internal.component

Examples of org.apache.myfaces.tobago.internal.component.AbstractUITree

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  @Override
  public void encodeBegin(FacesContext facesContext, UIComponent component) throws IOException {

    final UITreeIndent indent = (UITreeIndent) component;
    final UITreeNode node = ComponentUtils.findAncestor(indent, UITreeNode.class);
    final AbstractUITree tree = ComponentUtils.findAncestor(indent, AbstractUITree.class);

    final boolean folder = node.isFolder();
    final int level = node.getLevel();
    final boolean hasNextSibling = node.isHasNextSibling();
    final List<Boolean> junctions = node.getJunctions();
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    if (ComponentUtils.isOutputOnly(node)) {
      return;
    }

    final AbstractUITree tree = ComponentUtils.findAncestor(node, AbstractUITree.class);
    final String treeId = tree.getClientId(facesContext);
    final String nodeStateId = node.nodeStateId(facesContext);
    final Map<String, String> requestParameterMap = facesContext.getExternalContext().getRequestParameterMap();
    final String id = node.getClientId(facesContext);
    final boolean folder = node.isFolder();

    // expand state
//    if (folder) { // XXX the state of folder seems to be not restored!
      boolean expanded = Boolean.parseBoolean(requestParameterMap.get(id + ComponentUtils.SUB_SEPARATOR + "expanded"));
      if (node.isExpanded() != expanded) {
        new TreeExpansionEvent(node, node.isExpanded(), expanded).queue();
      }
//    }

    // select
    String searchString;
    if (tree.getSelectableAsEnum() != TreeSelectable.OFF) { // selection
      String selected = (String) requestParameterMap.get(treeId + AbstractUITree.SELECT_STATE);
      searchString = ";" + nodeStateId + ";";
      if (StringUtils.contains(selected, searchString)) {
        // TODO: add selection to Component
        //state.addSelection((DefaultMutableTreeNode) node.getValue());
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  @Override
  public void encodeBegin(FacesContext facesContext, UIComponent component) throws IOException {

    final UITreeNode node = (UITreeNode) component;
    final AbstractUITree tree = ComponentUtils.findAncestor(node, AbstractUITree.class);

    final boolean folder = node.isFolder();
    final String id = node.getClientId(facesContext);
    final int level = node.getLevel();
    final boolean root = level == 0;
    final boolean showRoot = ((UITree) tree).isShowRoot();
    // if the root is hidden, the root node must be expanded (otherwise you will see nothing)
    final boolean expanded = folder && node.isExpanded() || !showRoot && root;

    // XXX todo: find a better way to determine the parentId
    final String clientId = node.getClientId(facesContext);
    final int colon2 = clientId.lastIndexOf(":");
    final int colon1 = clientId.substring(0, colon2 - 1).lastIndexOf(":");
    final String structure = clientId.substring(colon1 + 1, colon2);
    String parentStructure = getParentStructure(structure);
    final String parentId = root ? null : clientId.substring(0, colon1 + 1) + parentStructure + clientId.substring(colon2);

    final TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);

    if (expanded) {
      tree.getExpandedCache().add(structure);
    }

    if (showRoot || !root) {
      writer.startElement(HtmlElements.DIV, null);

      // div id
      writer.writeIdAttribute(id);
      if (!folder) {
        HtmlRendererUtils.renderDojoDndItem(node, writer, true);
      }
      writer.writeClassAttribute(Classes.create(node));
      writer.writeAttribute(DataAttributes.TREEPARENT, parentId, false);
      HtmlRendererUtils.writeDataAttributes(facesContext, writer, node);

      if (!root) {
        while (parentStructure != null) {
          if (!tree.getExpandedCache().contains(parentStructure)) {
            Style style = new Style();
            style.setDisplay(Display.NONE);
            writer.writeStyleAttribute(style);
            break;
          }
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    if (ComponentUtils.isOutputOnly(node)) {
      return;
    }

    final AbstractUITree tree = ComponentUtils.findAncestor(node, AbstractUITree.class);
    final String treeId = tree.getClientId(facesContext);
    final String nodeStateId = node.nodeStateId(facesContext);
    final Map<String, String> requestParameterMap = facesContext.getExternalContext().getRequestParameterMap();
    final String id = node.getClientId(facesContext);
    final boolean folder = node.isFolder();

    // expand state
//    if (folder) { // XXX the state of folder seems to be not restored!
      boolean expanded = Boolean.parseBoolean(requestParameterMap.get(id + ComponentUtils.SUB_SEPARATOR + "expanded"));
      if (node.isExpanded() != expanded) {
        new TreeExpansionEvent(node, node.isExpanded(), expanded).queue();
      }
//    }

    // select
    String searchString;
    if (tree.getSelectableAsEnum() != TreeSelectable.OFF) { // selection
      String selected = (String) requestParameterMap.get(treeId + AbstractUITree.SELECT_STATE);
      searchString = ";" + nodeStateId + ";";
      if (StringUtils.contains(selected, searchString)) {
        // TODO: add selection to Component
        //state.addSelection((DefaultMutableTreeNode) node.getValue());
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  @Override
  public void encodeBegin(FacesContext facesContext, UIComponent component) throws IOException {

    final UITreeNode node = (UITreeNode) component;
    final AbstractUITree tree = ComponentUtils.findAncestor(node, AbstractUITree.class);

    final boolean folder = node.isFolder();
    final String id = node.getClientId(facesContext);
    final int level = node.getLevel();
    final boolean root = level == 0;
    final boolean showRoot = ((UITree) tree).isShowRoot();
    // if the root is hidden, the root node must be expanded (otherwise you will see nothing)
    final boolean expanded = folder && node.isExpanded() || !showRoot && root;

    // XXX todo: find a better way to determine the parentId
    final String clientId = node.getClientId(facesContext);
    final int colon2 = clientId.lastIndexOf(":");
    final int colon1 = clientId.substring(0, colon2 - 1).lastIndexOf(":");
    final String structure = clientId.substring(colon1 + 1, colon2);
    String parentStructure = getParentStructure(structure);
    final String parentId
        = root ? null : clientId.substring(0, colon1 + 1) + parentStructure + clientId.substring(colon2);

    final TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);

    if (expanded) {
      tree.getExpandedCache().add(structure);
    }

    if (showRoot || !root) {
      writer.startElement(HtmlElements.DIV, null);

      // div id
      writer.writeIdAttribute(id);
      if (!folder) {
        HtmlRendererUtils.renderDojoDndItem(node, writer, true);
      }
      writer.writeClassAttribute(Classes.create(node));
      writer.writeAttribute(DataAttributes.TREE_PARENT, parentId, false);
      HtmlRendererUtils.writeDataAttributes(facesContext, writer, node);

      if (!root) {
        while (parentStructure != null) {
          if (!tree.getExpandedCache().contains(parentStructure)) {
            Style style = new Style();
            style.setDisplay(Display.NONE);
            writer.writeStyleAttribute(style);
            break;
          }
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  }

  @Override
  public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {

    AbstractUITree tree = (AbstractUITree) component;

    String clientId = tree.getClientId(facesContext);
    UIComponent root = ComponentUtils.findDescendant(tree, UITreeNode.class);
    if (root == null) {
      LOG.error("Can't find the tree root. This may occur while updating a tree from Tobago 1.0 to 1.5. "
          + "Please refer the documentation to see how to use tree tags.");
      return;
    }

    TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);

    writer.startElement(HtmlElements.DIV, tree);
    writer.writeClassAttribute(Classes.create(tree));
    Style style = new Style(facesContext, tree);
    writer.writeStyleAttribute(style);
    writer.writeIdAttribute(clientId);
    HtmlRendererUtils.writeDataAttributes(facesContext, writer, tree);

    final Selectable selectable = tree.getSelectableAsEnum();
    if (selectable.isSupportedByTree()) {
      writer.writeAttribute(DataAttributes.SELECTABLE, selectable.getValue(), false);
    }

    final SelectedState selectedState = tree.getSelectedState();
    final StringBuilder selectedValue = new StringBuilder(",");

    final ExpandedState expandedState = tree.getExpandedState();
    final StringBuilder expandedValue = new StringBuilder(",");

    final int last = tree.isRowsUnlimited() ? Integer.MAX_VALUE : tree.getFirst() + tree.getRows();
    for (int rowIndex = tree.getFirst(); rowIndex < last; rowIndex++) {
      tree.setRowIndex(rowIndex);
      if (!tree.isRowAvailable()) {
        break;
      }

      final TreePath path = tree.getPath();

      if (selectedState.isSelected(path)) {
        selectedValue.append(rowIndex);
        selectedValue.append(",");
      }

      if (tree.isFolder() && expandedState.isExpanded(path)) {
        expandedValue.append(rowIndex);
        expandedValue.append(",");
      }

      for (UIComponent child : tree.getChildren()) {
        RenderUtils.prepareRendererAll(facesContext, child);
        RenderUtils.encode(facesContext, child);
      }
    }
    tree.setRowIndex(-1);

    writer.startElement(HtmlElements.INPUT, tree);
    writer.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, false);
    final String selectedId = clientId + ComponentUtils.SUB_SEPARATOR + AbstractUITree.SUFFIX_SELECTED;
    writer.writeNameAttribute(selectedId);
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    if (ComponentUtils.isOutputOnly(node)) {
      return;
    }

    final AbstractUITree tree = ComponentUtils.findAncestor(node, AbstractUITree.class);
    final String treeId = tree.getClientId(facesContext);
    final String nodeStateId = node.nodeStateId(facesContext);
    final Map<String, String> requestParameterMap = facesContext.getExternalContext().getRequestParameterMap();
    final String id = node.getClientId(facesContext);
    final boolean folder = node.isFolder();

    // expand state
    if (folder) {
      boolean expanded = Boolean.parseBoolean((String) requestParameterMap.get(id + "-expanded"));
      if (node.isExpanded() != expanded) {
        new TreeExpansionEvent(node, node.isExpanded(), expanded).queue();
      }
    }

    // select
    if (tree.getSelectableAsEnum() != Selectable.NONE) { // selection
      String selected = (String) requestParameterMap.get(treeId + AbstractUITree.SELECT_STATE);
      String searchString = ";" + node.getClientId(facesContext) + ";";
      UITreeSelect treeSelect = ComponentUtils.findDescendant(node, UITreeSelect.class);
      if (treeSelect != null) {
        treeSelect.setSubmittedValue(StringUtils.contains(selected, searchString));
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  private static final Logger LOG = LoggerFactory.getLogger(TreeRenderer.class);

  @Override
  public void decode(FacesContext facesContext, UIComponent component) {
    final AbstractUITree tree = (AbstractUITree) component;
    RenderUtils.decodedStateOfTreeData(facesContext, tree);
  }
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  }

  @Override
  public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {

    final AbstractUITree tree = (AbstractUITree) component;
    final String clientId = tree.getClientId(facesContext);
    final TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);
    final Style style = new Style(facesContext, tree);
    final Style scrollDivStyle = new Style();

    writer.startElement(HtmlElements.DIV, tree);
    scrollDivStyle.setWidth(Measure.valueOf(6 * 160)); // todo: depth * width of a select
    scrollDivStyle.setHeight(style.getHeight() // todo: what, when there is no scrollbar?
        .subtract(15)); // todo: scrollbar height
    scrollDivStyle.setPosition(Position.ABSOLUTE);
    writer.writeStyleAttribute(scrollDivStyle);

    writer.startElement(HtmlElements.DIV, tree);
    writer.writeClassAttribute(Classes.create(tree));
    HtmlRendererUtils.writeDataAttributes(facesContext, writer, tree);
    writer.writeStyleAttribute(style);

    writer.startElement(HtmlElements.INPUT, tree);
    writer.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, false);
    writer.writeNameAttribute(clientId);
    writer.writeIdAttribute(clientId);
    writer.writeAttribute(HtmlAttributes.VALUE, ";", false);
    writer.endElement(HtmlElements.INPUT);

    writer.startElement(HtmlElements.INPUT, tree);
    writer.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, false);
    writer.writeNameAttribute(clientId + ComponentUtils.SUB_SEPARATOR + AbstractUITree.SUFFIX_MARKED);
    writer.writeIdAttribute(clientId + ComponentUtils.SUB_SEPARATOR + AbstractUITree.SUFFIX_MARKED);
    writer.writeAttribute(HtmlAttributes.VALUE, "", false);
    writer.endElement(HtmlElements.INPUT);

    if (tree.getSelectableAsEnum().isSupportedByTreeListbox()) {
      writer.startElement(HtmlElements.INPUT, tree);
      writer.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, false);
      writer.writeNameAttribute(clientId + AbstractUITree.SELECT_STATE);
      writer.writeIdAttribute(clientId + AbstractUITree.SELECT_STATE);
      writer.writeAttribute(HtmlAttributes.VALUE, ";", false);
      writer.writeAttribute(DataAttributes.SELECTION_MODE, tree.getSelectableAsEnum().name(), false);
      writer.endElement(HtmlElements.INPUT);
    }

    List<Integer> thisLevel = new ArrayList<Integer>();
    thisLevel.add(0);
    List<Integer> nextLevel = new ArrayList<Integer>();
    int depth = tree.getTreeDataModel().getDepth() != -1
        ? tree.getTreeDataModel().getDepth()
        : 7;  // XXX not a fix value!!!
    // todo: use (TreeListbox ?)Layout
    Measure currentWidth = tree.getCurrentWidth();
    Measure width = currentWidth.divide(depth);
    for (int level = 0; level < depth; level++) {

      writer.startElement(HtmlElements.DIV, null);
      writer.writeClassAttribute(Classes.create(tree, "level"));
      Style levelStyle = new Style();
      levelStyle.setLeft(width.multiply(level));
      levelStyle.setWidth(width);
      writer.writeStyleAttribute(levelStyle);
      // at the start of each div there is an empty and disabled select tag to show empty area.
      // this is not needed for the 1st level.
      if (level > 0) {
        writer.startElement(HtmlElements.SELECT, null);
        writer.writeAttribute(HtmlAttributes.DISABLED, true);
        writer.writeAttribute(HtmlAttributes.SIZE, 9); // must be > 1, but the real size comes from the layout
        writer.writeClassAttribute(Classes.create(tree, "select"));
        writer.endElement(HtmlElements.SELECT);
      }

      for(Integer rowIndex : thisLevel) {
        encodeSelectBox(facesContext, tree, writer, rowIndex, nextLevel);
      }

      thisLevel.clear();
      List<Integer> swap = thisLevel;
      thisLevel = nextLevel;
      nextLevel = swap;

      writer.endElement(HtmlElements.DIV);
    }

    writer.endElement(HtmlElements.DIV);
    writer.endElement(HtmlElements.DIV);

    tree.setRowIndex(-1);
  }
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    if (ComponentUtils.isOutputOnly(node)) {
      return;
    }

    final AbstractUITree tree = ComponentUtils.findAncestor(node, AbstractUITree.class);
    final String treeId = tree.getClientId(facesContext);
    final String nodeStateId = node.nodeStateId(facesContext);
    final Map<String, String> requestParameterMap = facesContext.getExternalContext().getRequestParameterMap();
    final String id = node.getClientId(facesContext);
    final boolean folder = node.isFolder();

    // expand state
    if (folder) {
      boolean expanded = Boolean.parseBoolean(requestParameterMap.get(id + ComponentUtils.SUB_SEPARATOR + "expanded"));
      if (node.isExpanded() != expanded) {
        new TreeExpansionEvent(node, node.isExpanded(), expanded).queue();
      }
    }

    // select
    String searchString;
    if (tree.getSelectableAsEnum() != TreeSelectable.OFF) { // selection
      String selected = (String) requestParameterMap.get(treeId + AbstractUITree.SELECT_STATE);
      searchString = ";" + nodeStateId + ";";
      if (StringUtils.contains(selected, searchString)) {
        // TODO: add selection to Component
        //state.addSelection((DefaultMutableTreeNode) node.getValue());
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Related Classes of org.apache.myfaces.tobago.internal.component.AbstractUITree

  • org.apache.myfaces.tobago.component.TreeModelBuilder
  • org.apache.myfaces.tobago.model.ExpandedState
  • org.apache.myfaces.tobago.model.MarkedState
  • org.apache.myfaces.tobago.model.MixedTreeModel
  • org.apache.myfaces.tobago.model.SelectedState
  • org.apache.myfaces.tobago.model.TreeState
  • org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag.TreeIndentRenderer
  • org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag.TreeListboxNodeRenderer
  • org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag.TreeListboxRenderer
  • org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag.TreeNodeRenderer
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